<template>
  <div class="app-container">

    <!-- 工具栏 -->
    <div class="el-toolbar">
        <div class="el-toolbar-body" style="justify-content: flex-start;">
            <el-button type="text" @click="exportData()"><i class="fa fa-plus"/> 导出</el-button>
            <el-button type="text" @click="importData()"><i class="fa fa-plus"/> 导入</el-button>
        </div>
    </div>


    <!-- 树型数据列表 -->
    <el-table
    :data="tableData"
    style="width: 100%"
    row-key="id"
    border
    lazy
    :load="getChildrens"
    :tree-props="{children: 'children', hasChildren: 'hasChildren'}">
        <el-table-column label="名称" width="230" align="left">
			<template slot-scope="scope">
				<span>{{ scope.row.name }}</span>
			</template>
        </el-table-column>

        <el-table-column label="编码" width="220" align="left">
			<template slot-scope="{row}">
				<span> {{ row.dictCode }}</span>
			</template>
        </el-table-column>
			
        <el-table-column label="值" width="230" align="left">
			<template slot-scope="scope">
				<span>{{ scope.row.value }}</span>
			</template>
        </el-table-column>
			
        <el-table-column label="创建时间" align="center">
			<template slot-scope="scope">
				<span>{{ scope.row.createTime }}</span>
			</template>
        </el-table-column>
    </el-table>

    <!-- 弹出框 -->
    <el-dialog title="导入" :visible.sync="dialogImportVisible" width="480px">
        <el-form label-position="right" label-width="170px">
            <el-form-item label="文件">
                <!-- 上传组件 -->
                <el-upload
                :multiple="false"
                :on-success="onUploadSuccess"
                :action="'http://localhost:9001/admin/cmn/dict/importData'"
                class="upload-demo">
                    <el-button size="small" type="primary">点击上传</el-button>
                    <div slot="tip" class="el-upload__tip">只能上传xls文件，且不超过500kb</div>
                </el-upload>
            </el-form-item>
        </el-form>
        
        <div slot="footer" class="dialog-footer">
            <el-button @click="save()">
            确定
            </el-button>
            <el-button @click="dialogImportVisible = false">
            取消
            </el-button>
        </div>
    </el-dialog>
  </div>
</template>

<script>
import dict_api from '@/api/dict/dict'
export default {
    data(){
        return{
            tableData:[],
            dialogImportVisible:false
        }
    },

    created(){
        this.getDictList(1)
    },

    methods:{
        //数据字典列表
        getDictList(id){
            dict_api.selectDictList(id).then(res => {
                this.tableData = res.data
            })
        },

        //获取子节点数据
        getChildrens(tree, treeNode, resolve){
            // setTimeout(() => {
               dict_api.selectDictList(tree.id).then(res =>{
                resolve(res.data)
               }) 
            // },500)
        },

        //导出数据字典
        exportData(){
            window.location.href = 'http://localhost:8202/admin/cmn/dict/exportData'
        },

        //导入数据到数据字典
        importData(){
            this.dialogImportVisible = true
        },

        //上传成功
        onUploadSuccess(res, file) {
            this.$message.success('上传成功')
        },

        //确认上传
        save(){
            this.dialogImportVisible = false
            this.getDictList(1)
        }
    }
}
</script>

<style>

</style>